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add support for GMPLS related objects as per rfc3473
[tcpdump] / print-rsvp.c
1 /*
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that: (1) source code
4 * distributions retain the above copyright notice and this paragraph
5 * in its entirety, and (2) distributions including binary code include
6 * the above copyright notice and this paragraph in its entirety in
7 * the documentation or other materials provided with the distribution.
8 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
9 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
10 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
11 * FOR A PARTICULAR PURPOSE.
12 *
13 * Original code by Hannes Gredler (hannes@juniper.net)
14 */
15
16 #ifndef lint
17 static const char rcsid[] =
18 "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.20 2003-06-07 22:41:31 hannes Exp $";
19 #endif
20
21 #ifdef HAVE_CONFIG_H
22 #include "config.h"
23 #endif
24
25 #include <tcpdump-stdinc.h>
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <string.h>
30
31 #include "interface.h"
32 #include "extract.h"
33 #include "addrtoname.h"
34 #include "ethertype.h"
35 #include "gmpls.h"
36
37 /*
38 * RFC 2205 common header
39 *
40 * 0 1 2 3
41 * +-------------+-------------+-------------+-------------+
42 * | Vers | Flags| Msg Type | RSVP Checksum |
43 * +-------------+-------------+-------------+-------------+
44 * | Send_TTL | (Reserved) | RSVP Length |
45 * +-------------+-------------+-------------+-------------+
46 *
47 */
48
49 struct rsvp_common_header {
50 u_int8_t version_flags;
51 u_int8_t msg_type;
52 u_int8_t checksum[2];
53 u_int8_t ttl;
54 u_int8_t reserved;
55 u_int8_t length[2];
56 };
57
58 /*
59 * RFC2205 object header
60 *
61 *
62 * 0 1 2 3
63 * +-------------+-------------+-------------+-------------+
64 * | Length (bytes) | Class-Num | C-Type |
65 * +-------------+-------------+-------------+-------------+
66 * | |
67 * // (Object contents) //
68 * | |
69 * +-------------+-------------+-------------+-------------+
70 */
71
72 struct rsvp_object_header {
73 u_int8_t length[2];
74 u_int8_t class_num;
75 u_int8_t ctype;
76 };
77
78 #define RSVP_VERSION 1
79 #define RSVP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
80
81 #define RSVP_MSGTYPE_PATH 1
82 #define RSVP_MSGTYPE_RESV 2
83 #define RSVP_MSGTYPE_PATHERR 3
84 #define RSVP_MSGTYPE_RESVERR 4
85 #define RSVP_MSGTYPE_PATHTEAR 5
86 #define RSVP_MSGTYPE_RESVTEAR 6
87 #define RSVP_MSGTYPE_RESVCONF 7
88 #define RSVP_MSGTYPE_AGGREGATE 12
89 #define RSVP_MSGTYPE_ACK 13
90 #define RSVP_MSGTYPE_HELLO_OLD 14 /* ancient Hellos */
91 #define RSVP_MSGTYPE_SREFRESH 15
92 #define RSVP_MSGTYPE_HELLO 20
93
94 static const struct tok rsvp_msg_type_values[] = {
95 { RSVP_MSGTYPE_PATH, "Path" },
96 { RSVP_MSGTYPE_RESV, "Resv" },
97 { RSVP_MSGTYPE_PATHERR, "PathErr" },
98 { RSVP_MSGTYPE_RESVERR, "ResvErr" },
99 { RSVP_MSGTYPE_PATHTEAR, "PathTear" },
100 { RSVP_MSGTYPE_RESVTEAR, "ResvTear" },
101 { RSVP_MSGTYPE_RESVCONF, "ResvConf" },
102 { RSVP_MSGTYPE_AGGREGATE, "Aggregate" },
103 { RSVP_MSGTYPE_ACK, "Acknowledgement" },
104 { RSVP_MSGTYPE_HELLO_OLD, "Hello (Old)" },
105 { RSVP_MSGTYPE_SREFRESH, "Refresh" },
106 { RSVP_MSGTYPE_HELLO, "Hello" },
107 { 0, NULL}
108 };
109
110 #define RSVP_OBJ_SESSION 1 /* rfc2205 */
111 #define RSVP_OBJ_RSVP_HOP 3 /* rfc2205, rfc3473 */
112 #define RSVP_OBJ_INTEGRITY 4
113 #define RSVP_OBJ_TIME_VALUES 5 /* rfc2205 */
114 #define RSVP_OBJ_ERROR_SPEC 6
115 #define RSVP_OBJ_SCOPE 7
116 #define RSVP_OBJ_STYLE 8 /* rfc2205 */
117 #define RSVP_OBJ_FLOWSPEC 9 /* rfc2215 */
118 #define RSVP_OBJ_FILTERSPEC 10 /* rfc2215 */
119 #define RSVP_OBJ_SENDER_TEMPLATE 11
120 #define RSVP_OBJ_SENDER_TSPEC 12 /* rfc2215 */
121 #define RSVP_OBJ_ADSPEC 13 /* rfc2215 */
122 #define RSVP_OBJ_POLICY_DATA 14
123 #define RSVP_OBJ_CONFIRM 15 /* rfc2205 */
124 #define RSVP_OBJ_LABEL 16 /* rfc3209 */
125 #define RSVP_OBJ_LABEL_REQ 19 /* rfc3209 */
126 #define RSVP_OBJ_ERO 20 /* rfc3209 */
127 #define RSVP_OBJ_RRO 21 /* rfc3209 */
128 #define RSVP_OBJ_HELLO 22 /* rfc3209 */
129 #define RSVP_OBJ_MESSAGE_ID 23
130 #define RSVP_OBJ_MESSAGE_ID_ACK 24
131 #define RSVP_OBJ_MESSAGE_ID_LIST 25
132 #define RSVP_OBJ_RECOVERY_LABEL 34 /* rfc3473 */
133 #define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */
134 #define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */
135 #define RSVP_OBJ_PROTECTION 37 /* rfc3473 */
136 #define RSVP_OBJ_DETOUR 63 /* draft-ietf-mpls-rsvp-lsp-fastreroute-01 */
137 #define RSVP_OBJ_SUGGESTED_LABEL 129 /* rfc3473 */
138 #define RSVP_OBJ_ACCEPT_LABEL_SET 130 /* rfc3473 */
139 #define RSVP_OBJ_RESTART_CAPABILITY 131 /* rfc3473 */
140 #define RSVP_OBJ_NOTIFY_REQ 195 /* rfc3473 */
141 #define RSVP_OBJ_ADMIN_STATUS 196 /* rfc3473 */
142 #define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */
143 #define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-01 */
144 #define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */
145 #define RSVP_OBJ_CALL_ID 230 /* rfc3474 */
146 #define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */
147
148 static const struct tok rsvp_obj_values[] = {
149 { RSVP_OBJ_SESSION, "Session" },
150 { RSVP_OBJ_RSVP_HOP, "RSVP Hop" },
151 { RSVP_OBJ_INTEGRITY, "Integrity" },
152 { RSVP_OBJ_TIME_VALUES, "Time Values" },
153 { RSVP_OBJ_ERROR_SPEC, "Error Spec" },
154 { RSVP_OBJ_SCOPE, "Scope" },
155 { RSVP_OBJ_STYLE, "Style" },
156 { RSVP_OBJ_FLOWSPEC, "Flowspec" },
157 { RSVP_OBJ_FILTERSPEC, "FilterSpec" },
158 { RSVP_OBJ_SENDER_TEMPLATE, "Sender Template" },
159 { RSVP_OBJ_SENDER_TSPEC, "Sender TSpec" },
160 { RSVP_OBJ_ADSPEC, "Adspec" },
161 { RSVP_OBJ_POLICY_DATA, "Policy Data" },
162 { RSVP_OBJ_CONFIRM, "Confirm" },
163 { RSVP_OBJ_LABEL, "Label" },
164 { RSVP_OBJ_LABEL_REQ, "Label Request" },
165 { RSVP_OBJ_ERO, "ERO" },
166 { RSVP_OBJ_RRO, "RRO" },
167 { RSVP_OBJ_HELLO, "Hello" },
168 { RSVP_OBJ_MESSAGE_ID, "Message ID" },
169 { RSVP_OBJ_MESSAGE_ID_ACK, "Message ID Ack" },
170 { RSVP_OBJ_MESSAGE_ID_LIST, "Message ID List" },
171 { RSVP_OBJ_RECOVERY_LABEL, "Recovery Label" },
172 { RSVP_OBJ_UPSTREAM_LABEL, "Upstream Label" },
173 { RSVP_OBJ_LABEL_SET, "Label Set" },
174 { RSVP_OBJ_ACCEPT_LABEL_SET, "Acceptable Label Set" },
175 { RSVP_OBJ_DETOUR, "Detour" },
176 { RSVP_OBJ_SUGGESTED_LABEL, "Suggested Label" },
177 { RSVP_OBJ_PROPERTIES, "Properties" },
178 { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" },
179 { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" },
180 { RSVP_OBJ_CALL_ID, "Call-ID" },
181 { RSVP_OBJ_CALL_OPS, "Call Capability" },
182 { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" },
183 { RSVP_OBJ_NOTIFY_REQ, "Notify Request" },
184 { RSVP_OBJ_PROTECTION, "Protection" },
185 { RSVP_OBJ_ADMIN_STATUS, "Administrative Status" },
186 { 0, NULL}
187 };
188
189 #define RSVP_CTYPE_IPV4 1
190 #define RSVP_CTYPE_IPV6 2
191 #define RSVP_CTYPE_TUNNEL_IPV4 7
192 #define RSVP_CTYPE_TUNNEL_IPV6 8
193 #define RSVP_CTYPE_1 1
194 #define RSVP_CTYPE_2 2
195 #define RSVP_CTYPE_3 3
196 #define RSVP_CTYPE_4 4
197
198 /*
199 * the ctypes are not globally unique so for
200 * translating it to strings we build a table based
201 * on objects offsetted by the ctype
202 */
203
204 static const struct tok rsvp_ctype_values[] = {
205 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV4, "IPv4" },
206 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV6, "IPv6" },
207 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
208 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
209 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV4, "IPv4" },
210 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV6, "IPv6" },
211 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV4, "IPv4" },
212 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV6, "IPv6" },
213 { 256*RSVP_OBJ_TIME_VALUES+RSVP_CTYPE_1, "1" },
214 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_1, "obsolete" },
215 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_2, "IntServ" },
216 { 256*RSVP_OBJ_SENDER_TSPEC+RSVP_CTYPE_2, "IntServ" },
217 { 256*RSVP_OBJ_ADSPEC+RSVP_CTYPE_2, "IntServ" },
218 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV4, "IPv4" },
219 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV6, "IPv6" },
220 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_3, "IPv6 Flow-label" },
221 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
222 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" },
223 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" },
224 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
225 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV4, "IPv4" },
226 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV6, "IPv6" },
227 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
228 { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" },
229 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" },
230 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" },
231 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" },
232 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" },
233 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" },
234 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_4, "generalized" },
235 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "1" },
236 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
237 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_1, "1" },
238 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
239 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_1, "1" },
240 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_3, "Waveband Switching" },
241 { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" },
242 { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" },
243 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV4, "IPv4" },
244 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV6, "IPv6" },
245 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" },
246 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" },
247 { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" },
248 { 256*RSVP_OBJ_SESSION_ATTRIBUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
249 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
250 { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" },
251 { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" },
252 { 0, NULL}
253 };
254
255 #define RSVP_OBJ_XRO_MASK_SUBOBJ(x) ((x)&0x7f)
256 #define RSVP_OBJ_XRO_MASK_LOOSE(x) ((x)&0x80)
257
258 #define RSVP_OBJ_XRO_RES 0
259 #define RSVP_OBJ_XRO_IPV4 1
260 #define RSVP_OBJ_XRO_IPV6 2
261 #define RSVP_OBJ_XRO_ASN 32
262 #define RSVP_OBJ_XRO_MPLS 64
263
264 static const struct tok rsvp_obj_xro_values[] = {
265 { RSVP_OBJ_XRO_RES, "Reserved" },
266 { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" },
267 { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" },
268 { RSVP_OBJ_XRO_ASN, "Autonomous system number" },
269 { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" },
270 { 0, NULL}
271 };
272
273 /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */
274 static const struct tok rsvp_obj_rro_flag_values[] = {
275 { 0x01, "Local protection available" },
276 { 0x02, "Local protection in use" },
277 { 0x04, "Bandwidth protection" },
278 { 0x08, "Node protection" },
279 { 0, NULL}
280 };
281
282 static const struct tok rsvp_resstyle_values[] = {
283 { 17, "Wildcard Filter" },
284 { 10, "Fixed Filter" },
285 { 18, "Shared Explicit" },
286 { 0, NULL}
287 };
288
289 #define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2
290 #define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5
291
292 static const struct tok rsvp_intserv_service_type_values[] = {
293 { 1, "Default/Global Information" },
294 { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" },
295 { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" },
296 { 0, NULL}
297 };
298
299 static const struct tok rsvp_intserv_parameter_id_values[] = {
300 { 4, "IS hop cnt" },
301 { 6, "Path b/w estimate" },
302 { 8, "Minimum path latency" },
303 { 10, "Composed MTU" },
304 { 127, "Token Bucket TSpec" },
305 { 130, "Guaranteed Service RSpec" },
306 { 133, "End-to-end composed value for C" },
307 { 134, "End-to-end composed value for D" },
308 { 135, "Since-last-reshaping point composed C" },
309 { 136, "Since-last-reshaping point composed D" },
310 { 0, NULL}
311 };
312
313 static struct tok rsvp_session_attribute_flag_values[] = {
314 { 0x01, "Local Protection desired" },
315 { 0x02, "Label Recording desired" },
316 { 0x04, "SE Style desired" },
317 { 0x08, "Bandwidth protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */
318 { 0x10, "Node protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */
319 { 0, NULL}
320 };
321
322 static struct tok rsvp_obj_prop_tlv_values[] = {
323 { 0x01, "Cos" },
324 { 0x02, "Metric 1" },
325 { 0x04, "Metric 2" },
326 { 0x08, "CCC Status" },
327 { 0x10, "Path Type" },
328 { 0, NULL}
329 };
330
331 #define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24
332 #define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25
333
334 static struct tok rsvp_obj_error_code_values[] = {
335 { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" },
336 { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" },
337 { 0, NULL}
338 };
339
340 static struct tok rsvp_obj_error_code_routing_values[] = {
341 { 1, "Bad EXPLICIT_ROUTE object" },
342 { 2, "Bad strict node" },
343 { 3, "Bad loose node" },
344 { 4, "Bad initial subobject" },
345 { 5, "No route available toward destination" },
346 { 6, "Unacceptable label value" },
347 { 7, "RRO indicated routing loops" },
348 { 8, "non-RSVP-capable router in the path" },
349 { 9, "MPLS label allocation failure" },
350 { 10, "Unsupported L3PID" },
351 { 0, NULL}
352 };
353
354 #define FALSE 0
355 #define TRUE 1
356
357
358 int rsvp_intserv_print(const u_char *);
359
360 /*
361 * this is a dissector for all the intserv defined
362 * specs as defined per rfc2215
363 * it is called from various rsvp objects;
364 * returns the amount of bytes being processed
365 */
366 int
367 rsvp_intserv_print(const u_char *tptr) {
368
369 int parameter_id,parameter_length;
370 union {
371 float f;
372 u_int32_t i;
373 } bw;
374
375 parameter_id = *(tptr);
376 parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */
377
378 printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]",
379 tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id),
380 parameter_id,
381 parameter_length,
382 *(tptr+1));
383
384 switch(parameter_id) { /* parameter_id */
385
386 case 4:
387 /*
388 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
389 * | 4 (e) | (f) | 1 (g) |
390 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
391 * | IS hop cnt (32-bit unsigned integer) |
392 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
393 */
394 printf("\n\t\tIS hop cnt: %u", EXTRACT_32BITS(tptr+4));
395 break;
396
397 case 6:
398 /*
399 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
400 * | 6 (h) | (i) | 1 (j) |
401 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
402 * | Path b/w estimate (32-bit IEEE floating point number) |
403 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
404 */
405 bw.i = EXTRACT_32BITS(tptr+4);
406 printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000);
407 break;
408
409 case 8:
410 /*
411 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
412 * | 8 (k) | (l) | 1 (m) |
413 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
414 * | Minimum path latency (32-bit integer) |
415 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
416 */
417 printf("\n\t\tMinimum path latency: ");
418 if (EXTRACT_32BITS(tptr+4) == 0xffffffff)
419 printf("don't care");
420 else
421 printf("%u", EXTRACT_32BITS(tptr+4));
422 break;
423
424 case 10:
425
426 /*
427 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
428 * | 10 (n) | (o) | 1 (p) |
429 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
430 * | Composed MTU (32-bit unsigned integer) |
431 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
432 */
433 printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4));
434 break;
435 case 127:
436 /*
437 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
438 * | 127 (e) | 0 (f) | 5 (g) |
439 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
440 * | Token Bucket Rate [r] (32-bit IEEE floating point number) |
441 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
442 * | Token Bucket Size [b] (32-bit IEEE floating point number) |
443 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
444 * | Peak Data Rate [p] (32-bit IEEE floating point number) |
445 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
446 * | Minimum Policed Unit [m] (32-bit integer) |
447 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
448 * | Maximum Packet Size [M] (32-bit integer) |
449 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
450 */
451
452 bw.i = EXTRACT_32BITS(tptr+4);
453 printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000);
454 bw.i = EXTRACT_32BITS(tptr+8);
455 printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f);
456 bw.i = EXTRACT_32BITS(tptr+12);
457 printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000);
458 printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16));
459 printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20));
460 break;
461
462 case 130:
463 /*
464 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
465 * | 130 (h) | 0 (i) | 2 (j) |
466 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
467 * | Rate [R] (32-bit IEEE floating point number) |
468 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
469 * | Slack Term [S] (32-bit integer) |
470 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
471 */
472
473 bw.i = EXTRACT_32BITS(tptr+4);
474 printf("\n\t\tRate: %.10g Mbps", bw.f/125000);
475 printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8));
476 break;
477
478 case 133:
479 case 134:
480 case 135:
481 case 136:
482 printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4));
483 break;
484
485 default:
486 if (vflag <= 1)
487 print_unknown_data(tptr+4,"\n\t\t",parameter_length);
488 }
489 return (parameter_length+4); /* header length 4 bytes */
490 }
491
492 void
493 rsvp_print(register const u_char *pptr, register u_int len) {
494
495 const struct rsvp_common_header *rsvp_com_header;
496 const struct rsvp_object_header *rsvp_obj_header;
497 const u_char *tptr,*obj_tptr;
498 u_short tlen,rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen;
499 int hexdump,processed,padbytes,error_code,error_value;
500 union {
501 float f;
502 u_int32_t i;
503 } bw;
504
505 tptr=pptr;
506 rsvp_com_header = (const struct rsvp_common_header *)pptr;
507 TCHECK(*rsvp_com_header);
508
509 /*
510 * Sanity checking of the header.
511 */
512 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) {
513 printf("RSVP version %u packet not supported",
514 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags));
515 return;
516 }
517
518 /* in non-verbose mode just lets print the basic Message Type*/
519 if (vflag < 1) {
520 printf("RSVP %s Message, length: %u",
521 tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type),
522 len);
523 return;
524 }
525
526 /* ok they seem to want to know everything - lets fully decode it */
527
528 tlen=EXTRACT_16BITS(rsvp_com_header->length);
529
530 printf("RSVP\n\tv: %u, msg-type: %s, length: %u, ttl: %u, checksum: 0x%04x",
531 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags),
532 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type),
533 tlen,
534 rsvp_com_header->ttl,
535 EXTRACT_16BITS(rsvp_com_header->checksum));
536
537 tptr+=sizeof(const struct rsvp_common_header);
538 tlen-=sizeof(const struct rsvp_common_header);
539
540 while(tlen>0) {
541 /* did we capture enough for fully decoding the object header ? */
542 if (!TTEST2(*tptr, sizeof(struct rsvp_object_header)))
543 goto trunc;
544
545 rsvp_obj_header = (const struct rsvp_object_header *)tptr;
546 rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length);
547 rsvp_obj_ctype=rsvp_obj_header->ctype;
548
549 if(rsvp_obj_len % 4 || rsvp_obj_len < 4)
550 return;
551
552 printf("\n\t %s Object (%u) Flags: [%s",
553 tok2str(rsvp_obj_values,
554 "Unknown",
555 rsvp_obj_header->class_num),
556 rsvp_obj_header->class_num,
557 ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject");
558
559 if (rsvp_obj_header->class_num > 128)
560 printf(" %s",
561 ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently");
562
563 printf(" if unknown], Class-Type: %s (%u), length: %u",
564 tok2str(rsvp_ctype_values,
565 "Unknown",
566 ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype),
567 rsvp_obj_ctype,
568 rsvp_obj_len);
569
570 obj_tptr=tptr+sizeof(struct rsvp_object_header);
571 obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header);
572
573 /* did we capture enough for fully decoding the object ? */
574 if (!TTEST2(*tptr, rsvp_obj_len))
575 goto trunc;
576 hexdump=FALSE;
577
578 switch(rsvp_obj_header->class_num) {
579 case RSVP_OBJ_SESSION:
580 switch(rsvp_obj_ctype) {
581 case RSVP_CTYPE_IPV4:
582 printf("\n\t IPv4 DestAddress: %s, Protocol ID: 0x%02x",
583 ipaddr_string(obj_tptr),
584 *(obj_tptr+4));
585 printf("\n\t Flags: [0x%02x], DestPort %u",
586 *(obj_tptr+5),
587 EXTRACT_16BITS(obj_tptr+6));
588 obj_tlen-=8;
589 obj_tptr+=8;
590 break;
591 #ifdef INET6
592 case RSVP_CTYPE_IPV6:
593 printf("\n\t IPv6 DestAddress: %s, Protocol ID: 0x%02x",
594 ip6addr_string(obj_tptr),
595 *(obj_tptr+16));
596 printf("\n\t Flags: [0x%02x], DestPort %u",
597 *(obj_tptr+17),
598 EXTRACT_16BITS(obj_tptr+18));
599 obj_tlen-=20;
600 obj_tptr+=20;
601 break;
602
603 case RSVP_CTYPE_TUNNEL_IPV6:
604 printf("\n\t IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
605 ip6addr_string(obj_tptr),
606 EXTRACT_16BITS(obj_tptr+18),
607 ip6addr_string(obj_tptr+20));
608 obj_tlen-=36;
609 obj_tptr+=36;
610 break;
611 #endif
612 case RSVP_CTYPE_TUNNEL_IPV4:
613 printf("\n\t IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s",
614 ipaddr_string(obj_tptr),
615 EXTRACT_16BITS(obj_tptr+6),
616 ipaddr_string(obj_tptr+8));
617 obj_tlen-=12;
618 obj_tptr+=12;
619 break;
620 default:
621 hexdump=TRUE;
622 }
623 break;
624
625 case RSVP_OBJ_CONFIRM:
626 switch(rsvp_obj_ctype) {
627 case RSVP_CTYPE_IPV4:
628 printf("\n\t IPv4 ReceiverAddress: %s",
629 ipaddr_string(obj_tptr));
630 obj_tlen-=4;
631 obj_tptr+=4;
632 break;
633 #ifdef INET6
634 case RSVP_CTYPE_IPV6:
635 printf("\n\t IPv6 ReceiverAddress: %s",
636 ip6addr_string(obj_tptr));
637 obj_tlen-=16;
638 obj_tptr+=16;
639 break;
640 #endif
641 default:
642 hexdump=TRUE;
643 }
644 break;
645
646 case RSVP_OBJ_NOTIFY_REQ:
647 switch(rsvp_obj_ctype) {
648 case RSVP_CTYPE_IPV4:
649 printf("\n\t IPv4 Notify Node Address %s",
650 ipaddr_string(obj_tptr));
651 obj_tlen-=4;
652 obj_tptr+=4;
653 break;
654 #ifdef INET6
655 case RSVP_CTYPE_IPV6:
656 printf("\n\t IPv6 Notify Node Address %s",
657 ip6addr_string(obj_tptr));
658 obj_tlen-=16;
659 obj_tptr+=16;
660 break;
661 #endif
662 default:
663 hexdump=TRUE;
664 }
665 break;
666
667 case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */
668 case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */
669 case RSVP_OBJ_LABEL:
670 switch(rsvp_obj_ctype) {
671 case RSVP_CTYPE_1:
672 while(obj_tlen >= 4 ) {
673 printf("\n\t Label %u", EXTRACT_32BITS(obj_tptr));
674 obj_tlen-=4;
675 obj_tptr+=4;
676 }
677 break;
678 case RSVP_CTYPE_3:
679 printf("\n\t Waveband ID %u\n\t Start Label %u, Stop Label %u",
680 EXTRACT_32BITS(obj_tptr),
681 EXTRACT_32BITS(obj_tptr+4),
682 EXTRACT_32BITS(obj_tptr+8));
683 obj_tlen-=16;
684 obj_tptr+=16;
685 break;
686 default:
687 hexdump=TRUE;
688 }
689 break;
690
691 case RSVP_OBJ_STYLE:
692 switch(rsvp_obj_ctype) {
693 case RSVP_CTYPE_1:
694 printf("\n\t Reservation Style: %s, Flags: [0x%02x]",
695 tok2str(rsvp_resstyle_values,
696 "Unknown",
697 EXTRACT_24BITS(obj_tptr+1)),
698 *(obj_tptr));
699 obj_tlen-=4;
700 obj_tptr+=4;
701 break;
702 default:
703 hexdump=TRUE;
704 }
705 break;
706
707 case RSVP_OBJ_SENDER_TEMPLATE:
708 switch(rsvp_obj_ctype) {
709 case RSVP_CTYPE_IPV4:
710 printf("\n\t Source Address: %s, Source Port: %u",
711 ipaddr_string(obj_tptr),
712 EXTRACT_16BITS(obj_tptr+6));
713 obj_tlen-=8;
714 obj_tptr+=8;
715 break;
716 #ifdef INET6
717 case RSVP_CTYPE_IPV6:
718 printf("\n\t Source Address: %s, Source Port: %u",
719 ip6addr_string(obj_tptr),
720 EXTRACT_16BITS(obj_tptr+18));
721 obj_tlen-=20;
722 obj_tptr+=20;
723 break;
724 #endif
725 case RSVP_CTYPE_TUNNEL_IPV4:
726 printf("\n\t IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x",
727 ipaddr_string(obj_tptr),
728 EXTRACT_16BITS(obj_tptr+6));
729 obj_tlen-=8;
730 obj_tptr+=8;
731 break;
732 default:
733 hexdump=TRUE;
734 }
735 break;
736
737 case RSVP_OBJ_LABEL_REQ:
738 switch(rsvp_obj_ctype) {
739 case RSVP_CTYPE_1:
740 while(obj_tlen >= 4 ) {
741 printf("\n\t L3 Protocol ID %s",
742 tok2str(ethertype_values,
743 "Unknown Protocol (0x%04x)",
744 EXTRACT_16BITS(obj_tptr+2)));
745 obj_tlen-=4;
746 obj_tptr+=4;
747 }
748 break;
749 case RSVP_CTYPE_2:
750 printf("\n\t L3 Protocol ID %s",
751 tok2str(ethertype_values,
752 "Unknown Protocol (0x%04x)",
753 EXTRACT_16BITS(obj_tptr+2)));
754 printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" );
755 printf("\n\t Minimum VPI/VCI %u/%u",
756 (EXTRACT_16BITS(obj_tptr+4))&0xfff,
757 (EXTRACT_16BITS(obj_tptr+6))&0xfff);
758 printf("\n\t Maximum VPI/VCI %u/%u",
759 (EXTRACT_16BITS(obj_tptr+8))&0xfff,
760 (EXTRACT_16BITS(obj_tptr+10))&0xfff);
761 obj_tlen-=12;
762 obj_tptr+=12;
763 break;
764 case RSVP_CTYPE_3:
765 printf("\n\t L3 Protocol ID %s",
766 tok2str(ethertype_values,
767 "Unknown Protocol (0x%04x)",
768 EXTRACT_16BITS(obj_tptr+2)));
769 printf("\n\t Minimum/Maximum DLCI %u/%u, %s%s bit DLCI",
770 (EXTRACT_32BITS(obj_tptr+4))&0x7fffff,
771 (EXTRACT_32BITS(obj_tptr+8))&0x7fffff,
772 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "",
773 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : "");
774 obj_tlen-=12;
775 obj_tptr+=12;
776 break;
777 case RSVP_CTYPE_4:
778 printf("\n\t LSP Encoding Type %s",
779 tok2str(gmpls_encoding_values,
780 "Unknown (0x%02x)",
781 *obj_tptr));
782 printf("\n\t Switching Type %s, Payload ID %s",
783 tok2str(gmpls_switch_cap_values,
784 "Unknown (0x%02x)",
785 *(obj_tptr+1)),
786 tok2str(gmpls_payload_values,
787 "Unknown (0x%04x)",
788 EXTRACT_16BITS(obj_tptr+2)));
789 obj_tlen-=8;
790 obj_tptr+=8;
791 break;
792 default:
793 hexdump=TRUE;
794 }
795 break;
796
797 case RSVP_OBJ_RRO:
798 case RSVP_OBJ_ERO:
799 switch(rsvp_obj_ctype) {
800 case RSVP_CTYPE_IPV4:
801 while(obj_tlen >= 4 ) {
802 printf("\n\t Subobject Type: %s",
803 tok2str(rsvp_obj_xro_values,
804 "Unknown %u",
805 RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)));
806 switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) {
807 case RSVP_OBJ_XRO_IPV4:
808 printf(", %s, %s/%u, Flags: [%s]",
809 RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict",
810 ipaddr_string(obj_tptr+2),
811 *(obj_tptr+6),
812 bittok2str(rsvp_obj_rro_flag_values,
813 "none",
814 *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */
815 }
816 obj_tlen-=*(obj_tptr+1);
817 obj_tptr+=*(obj_tptr+1);
818 }
819 break;
820 default:
821 hexdump=TRUE;
822 }
823 break;
824
825 case RSVP_OBJ_HELLO:
826 switch(rsvp_obj_ctype) {
827 case RSVP_CTYPE_1:
828 case RSVP_CTYPE_2:
829 printf("\n\t Source Instance 0x%08x, Destination Instance 0x%08x",
830 EXTRACT_32BITS(obj_tptr),
831 EXTRACT_32BITS(obj_tptr+4));
832 obj_tlen-=8;
833 obj_tptr+=8;
834 break;
835 default:
836 hexdump=TRUE;
837 }
838 break;
839
840 case RSVP_OBJ_RESTART_CAPABILITY:
841 switch(rsvp_obj_ctype) {
842 case RSVP_CTYPE_1:
843 printf("\n\t Restart Time: %ums\n\t Recovery Time: %ums",
844 EXTRACT_16BITS(obj_tptr),
845 EXTRACT_16BITS(obj_tptr+4));
846 break;
847 default:
848 hexdump=TRUE;
849 }
850 break;
851
852 case RSVP_OBJ_SESSION_ATTRIBUTE:
853 switch(rsvp_obj_ctype) {
854 case RSVP_CTYPE_TUNNEL_IPV4:
855 printf("\n\t Session Name: %s",(obj_tptr+4));
856 printf("\n\t Setup Priority: %u, Holding Priority: %u, Flags: [%s]",
857 (int)*obj_tptr,
858 (int)*(obj_tptr+1),
859 tok2str(rsvp_session_attribute_flag_values,
860 "none",
861 *(obj_tptr+2)));
862
863 obj_tlen-=4+*(obj_tptr+3);
864 obj_tptr+=4+*(obj_tptr+3);
865 break;
866 default:
867 hexdump=TRUE;
868 }
869 break;
870
871 case RSVP_OBJ_RSVP_HOP:
872 switch(rsvp_obj_ctype) {
873 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
874 case RSVP_CTYPE_IPV4:
875 printf("\n\t Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
876 ipaddr_string(obj_tptr),
877 EXTRACT_32BITS(obj_tptr+4));
878 obj_tlen-=8;
879 obj_tptr+=8;
880 break;
881 #ifdef INET6
882 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
883 case RSVP_CTYPE_IPV6:
884 printf("\n\t Previous/Next Interface: %s, Logical Interface Handle: 0x%08x",
885 ip6addr_string(obj_tptr),
886 EXTRACT_32BITS(obj_tptr+16));
887 obj_tlen-=20;
888 obj_tptr+=20;
889 break;
890 #endif
891 default:
892 hexdump=TRUE;
893 }
894 break;
895
896 case RSVP_OBJ_TIME_VALUES:
897 switch(rsvp_obj_ctype) {
898 case RSVP_CTYPE_1:
899 printf("\n\t Refresh Period: %ums",
900 EXTRACT_32BITS(obj_tptr));
901 obj_tlen-=4;
902 obj_tptr+=4;
903 break;
904 default:
905 hexdump=TRUE;
906 }
907 break;
908
909 /* those three objects do share the same semantics */
910 case RSVP_OBJ_SENDER_TSPEC:
911 case RSVP_OBJ_ADSPEC:
912 case RSVP_OBJ_FLOWSPEC:
913 switch(rsvp_obj_ctype) {
914 case RSVP_CTYPE_2:
915 printf("\n\t Msg-Version: %u, length: %u",
916 (*obj_tptr & 0xf0) >> 4,
917 EXTRACT_16BITS(obj_tptr+2)<<2);
918 obj_tptr+=4; /* get to the start of the service header */
919 obj_tlen-=4;
920
921 while (obj_tlen >= 4) {
922 intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2;
923 printf("\n\t Service Type: %s (%u), break bit %s set, Service length: %u",
924 tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)),
925 *(obj_tptr),
926 (*(obj_tptr+1)&0x80) ? "" : "not",
927 intserv_serv_tlen);
928
929 obj_tptr+=4; /* get to the start of the parameter list */
930 obj_tlen-=4;
931
932 while (intserv_serv_tlen>=4) {
933 processed = rsvp_intserv_print(obj_tptr);
934 if (processed == 0)
935 break;
936 obj_tlen-=processed;
937 intserv_serv_tlen-=processed;
938 obj_tptr+=processed;
939 }
940 }
941 break;
942 default:
943 hexdump=TRUE;
944 }
945 break;
946
947 case RSVP_OBJ_FILTERSPEC:
948 switch(rsvp_obj_ctype) {
949 case RSVP_CTYPE_IPV4:
950 printf("\n\t Source Address: %s, Source Port: %u",
951 ipaddr_string(obj_tptr),
952 EXTRACT_16BITS(obj_tptr+6));
953 obj_tlen-=8;
954 obj_tptr+=8;
955 break;
956 #ifdef INET6
957 case RSVP_CTYPE_IPV6:
958 printf("\n\t Source Address: %s, Source Port: %u",
959 ip6addr_string(obj_tptr),
960 EXTRACT_16BITS(obj_tptr+18));
961 obj_tlen-=20;
962 obj_tptr+=20;
963 break;
964 case RSVP_CTYPE_3:
965 printf("\n\t Source Address: %s, Flow Label: %u",
966 ip6addr_string(obj_tptr),
967 EXTRACT_24BITS(obj_tptr+17));
968 obj_tlen-=20;
969 obj_tptr+=20;
970 break;
971 case RSVP_CTYPE_TUNNEL_IPV6:
972 printf("\n\t Source Address: %s, LSP-ID: 0x%04x",
973 ipaddr_string(obj_tptr),
974 EXTRACT_16BITS(obj_tptr+18));
975 obj_tlen-=20;
976 obj_tptr+=20;
977 break;
978 #endif
979 case RSVP_CTYPE_TUNNEL_IPV4:
980 printf("\n\t Source Address: %s, LSP-ID: 0x%04x",
981 ipaddr_string(obj_tptr),
982 EXTRACT_16BITS(obj_tptr+6));
983 obj_tlen-=8;
984 obj_tptr+=8;
985 break;
986 default:
987 hexdump=TRUE;
988 }
989 break;
990
991 case RSVP_OBJ_FASTREROUTE:
992 switch(rsvp_obj_ctype) {
993 case RSVP_CTYPE_TUNNEL_IPV4:
994 bw.i = EXTRACT_32BITS(obj_tptr+4);
995 printf("\n\t Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps",
996 (int)*obj_tptr,
997 (int)*(obj_tptr+1),
998 (int)*(obj_tptr+2),
999 bw.f*8/1000000);
1000 printf("\n\t Include Colors: 0x%08x, Exclude Colors: 0x%08x",
1001 EXTRACT_32BITS(obj_tptr+8),
1002 EXTRACT_32BITS(obj_tptr+12));
1003 obj_tlen-=16;
1004 obj_tptr+=16;
1005 break;
1006 default:
1007 hexdump=TRUE;
1008 }
1009 break;
1010
1011 case RSVP_OBJ_DETOUR:
1012 switch(rsvp_obj_ctype) {
1013 case RSVP_CTYPE_TUNNEL_IPV4:
1014 while(obj_tlen >= 8) {
1015 printf("\n\t PLR-ID: %s, Avoid-Node-ID: %s",
1016 ipaddr_string(obj_tptr),
1017 ipaddr_string(obj_tptr+4));
1018 obj_tlen-=8;
1019 obj_tptr+=8;
1020 }
1021 break;
1022 default:
1023 hexdump=TRUE;
1024 }
1025 break;
1026
1027 case RSVP_OBJ_ERROR_SPEC:
1028 switch(rsvp_obj_ctype) {
1029 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */
1030 case RSVP_CTYPE_IPV4:
1031 error_code=*(obj_tptr+5);
1032 error_value=EXTRACT_16BITS(obj_tptr+6);
1033 printf("\n\t Error Node Adress: %s, Flags: [0x%02x]\n\t Error Code: %s (%u)",
1034 ipaddr_string(obj_tptr),
1035 *(obj_tptr+4),
1036 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1037 error_code);
1038 switch (error_code) {
1039 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1040 printf(", Error Value: %s (%u)",
1041 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1042 error_value);
1043 break;
1044 default:
1045 printf(", Unknown Error Value (%u)", error_value);
1046 break;
1047 }
1048 break;
1049 #ifdef INET6
1050 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */
1051 case RSVP_CTYPE_IPV6:
1052 error_code=*(obj_tptr+17);
1053 error_value=EXTRACT_16BITS(obj_tptr+18);
1054 printf("\n\t Error Node Adress: %s, Flags: [0x%02x]\n\t Error Code: %s (%u)",
1055 ip6addr_string(obj_tptr),
1056 *(obj_tptr+16),
1057 tok2str(rsvp_obj_error_code_values,"unknown",error_code),
1058 error_code);
1059
1060 switch (error_code) {
1061 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING:
1062 printf(", Error Value: %s (%u)",
1063 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value),
1064 error_value);
1065 break;
1066 default:
1067 break;
1068 }
1069
1070 break;
1071 #endif
1072 default:
1073 hexdump=TRUE;
1074 }
1075 break;
1076
1077 case RSVP_OBJ_PROPERTIES:
1078 switch(rsvp_obj_ctype) {
1079 case RSVP_CTYPE_1:
1080 padbytes = EXTRACT_16BITS(obj_tptr+2);
1081 printf("\n\t TLV count: %u, padding bytes: %u",
1082 EXTRACT_16BITS(obj_tptr),
1083 padbytes);
1084 obj_tlen-=4;
1085 obj_tptr+=4;
1086 /* loop through as long there is anything longer than the TLV header (2) */
1087 while(obj_tlen >= 2 + padbytes) {
1088 printf("\n\t %s TLV (0x%02x), length: %u", /* length includes header */
1089 tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr),
1090 *obj_tptr,
1091 *(obj_tptr+1));
1092 print_unknown_data(obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2);
1093 obj_tlen-=*(obj_tptr+1);
1094 obj_tptr+=*(obj_tptr+1);
1095 }
1096 break;
1097 default:
1098 hexdump=TRUE;
1099 }
1100 break;
1101
1102 /*
1103 * FIXME those are the defined objects that lack a decoder
1104 * you are welcome to contribute code ;-)
1105 */
1106
1107 case RSVP_OBJ_INTEGRITY:
1108 case RSVP_OBJ_SCOPE:
1109 case RSVP_OBJ_POLICY_DATA:
1110 case RSVP_OBJ_MESSAGE_ID:
1111 case RSVP_OBJ_MESSAGE_ID_ACK:
1112 case RSVP_OBJ_MESSAGE_ID_LIST:
1113 case RSVP_OBJ_RECOVERY_LABEL:
1114 case RSVP_OBJ_LABEL_SET:
1115 case RSVP_OBJ_ACCEPT_LABEL_SET:
1116 case RSVP_OBJ_PROTECTION:
1117 default:
1118 if (vflag <= 1)
1119 print_unknown_data(obj_tptr,"\n\t ",obj_tlen);
1120 break;
1121 }
1122 /* do we want to see an additionally hexdump ? */
1123 if (vflag > 1 || hexdump==TRUE)
1124 print_unknown_data(tptr+sizeof(sizeof(struct rsvp_object_header)),"\n\t ",
1125 rsvp_obj_len-sizeof(struct rsvp_object_header));
1126
1127 tptr+=rsvp_obj_len;
1128 tlen-=rsvp_obj_len;
1129 }
1130 return;
1131 trunc:
1132 printf("\n\t\t packet exceeded snapshot");
1133 }
[mirror] the TCPdump network dissector